Archive inactive repositories: kolla-builder, gaiax-interconnect-api, cloud-interconnect

[berendt]

The following repositories should be archived due to inactivity:

• https://github.com/SovereignCloudStack/kolla-builder
• https://github.com/SovereignCloudStack/gaiax-interconnect-api
• https://github.com/SovereignCloudStack/cloud-interconnect

These repositories have no YAML files under orgs/SovereignCloudStack/repositories/ and therefore need to be archived manually.